--- service: j.root-servers.net start-period: '2014-04-14T00:00:00Z' end-period: '2014-04-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2733496559 dns-udp-queries-received-ipv6: 217630141 dns-tcp-queries-received-ipv4: 21754227 dns-tcp-queries-received-ipv6: 4748680 dns-udp-responses-sent-ipv4: 2718848940 dns-udp-responses-sent-ipv6: 217372064 dns-tcp-responses-sent-ipv4: 20157358 dns-tcp-responses-sent-ipv6: 193